Google Images, Flickr, and Wikimedia Commons offer a broad range of images under creative commons licenses or in the public domain. The box below provides instructions for setting search parameters on each site to return open source images.
Enter your search keyword(s) in the Google search bar
Select Images to see image results
Click on the Tools button
Click the Usage Rights drop down and select Creative Commons licenses
Google sources CC-licensed images from many sites. Follow your image of interest to its original website source. Most sites will display specific licensing information on the image landing page, but each originating site may use different layout or labeling.
Enter your search keyword(s) in the search bar
At the top of the results page, click on the arrow next to Any License
Select your preferred license type
Find the license for an image with a link to more information on the image landing page
Enter your search term in the Wikimedia Commons search bar
The default result type is Images
Click on the All Licenses drop down to set your preferred licensing type
Each individual image will display licensing information with a link to more detail when selected